Are You Prepared For A Water Supply Disruption?

"City ravaged by chain explosions...chemicalwashing. Store a 3-5 day supply of water (a
company razed...oil refineries explode andminimum of at least 5 gallons for each person).
burn...utilities disrupted...water supply condemnedA clean water supply is also essential for fighting
after a fire broke out on a freighter in port."disease and medical emergencies. For example,
"Power outage sparks one of the worst waterany loss of blood increases our water intake
crises in the city's history as all four water pumpsrequirements substantially.
go down at once."Bottled water is helpful and easy, but it may not
"Seven people dead and 2,300 ill after one of thealways be available. For example, if both the
town's wells becomes contaminated with E. Coli."water infrastructure and transportation system
These headlines are not the result of terroristare unusable, deliveries of bottled water and other
activities. Accidents, lack of training and expertisesupplies might be difficult if not impossible. What
and equipment failure brought about thesewould you do when your bottled water supply ran
disasters, which highlight the vulnerability of ourout? What if the local stores ran out or the
water systems. If these types of incidents weresupply was contaminated? This kind of scenario
purposely carried out by terrorists, the loss andcould easily happen in a major hurricane,
destruction could be far worse. Our nation's waterearthquake or terrorist attack. There are several
systems can be disrupted and are potentialthings that you can do to prepare for this
targets for terrorism.eventuality.
J. Edgar Hoover, in 1941, warned that our waterFirst, become knowledgeable and file the
systems were potentially vulnerable targets.necessary information where it will be readily
Because they are critical to our way of life andavailable in an emergency, such as in your
the economic viability of our country, Presidentialemergency kit. There are plenty of resources
Directive 63 (May 1998) identified our nation'savailable to help you prepare.
water systems as one of the eight criticalTo start, check the Department of Homeland
infrastructures subject to attack by terrorists.Security, FEMA and CDC websites for emergency
Reducing Our Vulnerabilitypreparation information.
Much has been done to improve security andSecond, in addition to the recommended three
reduce our vulnerability since the 9/11 terroristday supply of food and water, consider storing
attacks in the United States. We have struckadditional water in larger storage tanks or drums
back at terrorism militarily. Congress has passedin the garage, basement or storage shed. Plastic
several landmark pieces of legislation. Thewater storage tanks and drums, which are
Department of Homeland Security wasgenerally recommended, are relatively inexpensive.
established. Industries, businesses and criticalAn additional 200 gallons of water storage would
sections of the infrastructure, including waterextend your water supply to 200 days for one
suppliers, have done vulnerability studies andperson or 50 days for a family of four. Make sure
continue to implement strategies to reduce theirto also have an emergency kit in your car as you
vulnerability.might not be at home when an emergency
Impacts of Hurricane Katrinasituation occurs.
Hurricanes Katrina and Rita in 2005 are a perfectThird, be sure to include some simple water
example of a major water and wastewaterdisinfectant tools available so that you can make
system disruption. Thousands of people wereuse of any available raw water supplies. One such
directly impacted for months and many still havedisinfectant is common, unscented, liquid,
not returned to the affected areas.household bleach.
According to a Congressional Research ServiceSeveral simple techniques for disinfecting water
Report for Congress dated October 19, 2005, theare listed below.
EPA estimated that more than 1,220 drinkingBoiling-Boil vigorously for one minute. At altitudes
water systems and more than 200 wastewaterabove one mile, boil for three minutes.
treatment facilities in Louisiana, Mississippi andChlorine Bleach-When boiling is not practical,
Alabama had been impacted by the hurricane.chemical disinfection should be used. The two
The same CRS report notes that two weekschemicals commonly used are chlorine and iodine.
after the hurricane, 30% of the affected drinkingWhen the available chlorine in the bleach is known
water systems and 40% of the affecteduse the following ratios:1% - 10 drops per quart, 4
wastewater facilities were again operational.to 6% - 2 drops per quart, 7 to 10% - 1 drop
However, many of the inoperable drinking waterper quart, if unknown use 10 drops per quart. If
and wastewater plants serve the largest numberwater is cloudy or the water temperature is
of customers.extremely cold double, the amount of chlorine.
Federal, state and local agencies shipped in bottledTincture of Iodine-Common household iodine from
water and bulk water supplies. For instance, onethe medicine chest or first aid kit may be used to
company (Anheuser-Busch) donated more thandisinfect water. Add five drops of 2 percent
two million cans of water per week to the KatrinaUnited States Pharmacopeia (U.S.P.) Tincture of
relief efforts in September 2005.iodine to each quart of clear water. For cloudy
Citizen Preparednesswater add ten drops and let the solution stand for
However, since we are still vulnerable, how wouldat least 30 minutes.
the citizens of this country react to a prolongedFourth, there are a variety of small, portable
disruption of their water supply? The Hurricanewater decontamination units specially made for
Katrina disaster in New Orleans gives us an idea.hikers and backpackers. These units are designed
Many area water and wastewater systems wereto take raw water from streams or lakes and
disrupted for days, weeks or months. Water andmake it potable.
food supplies had to be brought in for monthsHaving one or two of these units per family of
afterward.four is an excellent option. Plus, including one of
The Department of Homeland Security (DHS),these units in your emergency automobile kit is
Federal Emergency Management Agency (FEMA)also recommended.
and Centers for Disease Control (CDC)Much of what is being done to protect our water
recommend having at least a three day supply ofsupply can only really be effective if Americans
food and water per person to cope with anythemselves become informed and aware. The
emergency. The minimum drinking waterAmerican Water Works Association (AWWA)
suggested supply is 1 gallon per person per day.notes, "In many cities and small towns, the public
The US Army Survival Manual uses an absoluteis the first line of defense, serving as an extra
minimum of 2 quarts per day per person in a coldset of eyes watching over key utility assets such
climate and much more in a hot climate. Activityas tanks, reservoirs and even fire hydrants." This
level also affects your water intake requirement.first line of defense also extends to our families
In addition, you also need water for foodand communities by being prepared for a water
preparation, bathing, brushing teeth and dishsystem disruption.